as per minute? why? dard normal NW 39. Chips Ahoy! Cookies The number of chocolate chips in an 18-ounce bag of Chips Ahoy! chocolate chip cookies is 1% of the approximately normally distributed with a mean of 1262 chips dard normal and standard deviation 118 chips according to a study by cadets of the U.S. Air Force Academy. Source: Brad Warner and Jim Rutledge, Chance 12(1): 10-14, 1999 (a) What is the probability that a randomly selected 18-ounce bag of Chips Ahoy! contains between 1000 and 1400 chocolate chips, inclusive? (b) What is the probability that a randomly selected 18-ounce ble X is bag of Chips Ahoy! contains fewer than 1000 chocolate dard deviation chips? are to draw (c) What proportion of 18-ounce bags of Chips Ahoy! contains probability more than 1200 chocolate chips? (d) What proportion of 18-ounce bags of Chips Ahoy! contains fewer than 1125 chocolate chips